package com.zzyl.nursing.service.impl;
/*
 *TODO
 *@Autor Adam
 *@Date  2025/7/31  14:47
 *
 */

import cn.hutool.core.util.ObjectUtil;
import cn.hutool.http.HttpUtil;
import cn.hutool.json.JSONObject;
import cn.hutool.json.JSONUtil;
import com.zzyl.nursing.service.WechatService;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.stereotype.Service;

import java.util.HashMap;
import java.util.Map;

@Service
public class WechatServiceImpl implements WechatService {
    //登录
    private static final String REQUEST_URL = "https://api.weixin.qq.com/sns/jscode2session?grant_type=authorization_code";
    //获取token
    private static final String TOKEN_URL = "https://api.weixin.qq.com/cgi-bin/token?grant_type=client_credential";
    //获取手机号
    private static final String PHONE_REQUEST_URL = "https://api.weixin.qq.com/wxa/business/getuserphonenumber?access_token=";

    @Value("${wechat.appId}")
    private String appid;

    @Value("${wechat.appSecret}")
    private String secret;

    /**
     * 获取openid
     *
     * @param code
     * @return
     */
    @Override
    public String getOpenid(String code) {
        //获取公共参数
        Map<String, Object> paramMap = getAppConfig();
        paramMap.put("js_code", code);
        String result = HttpUtil.get(REQUEST_URL, paramMap);
        //结果是一个map
        JSONObject jsonObject = JSONUtil.parseObj(result);

        //进行判断,响应接口是否出错
        if (ObjectUtil.isNotEmpty(jsonObject.getInt("errcode"))) {
            throw new RuntimeException("errmsg");
        }
        String openid = jsonObject.getStr("openid");
        return openid;
    }

    private Map<String, Object> getAppConfig() {
        HashMap<String, Object> paramMap = new HashMap<>();
        paramMap.put("appid", appid);
        paramMap.put("secret", secret);
        return paramMap;
    }

    /**
     * 获取手机号
     *
     * @param detailCode
     * @return
     */
    @Override
    public String getPhone(String detailCode) {
        String token = getToken();
        String url = PHONE_REQUEST_URL + token;
        Map<String, Object> paramMap = new HashMap<>();

        paramMap.put("code", detailCode);
        //发起请求
        String result = HttpUtil.post(url, JSONUtil.toJsonStr(paramMap));
        //转换类型
        JSONObject jsonObject = JSONUtil.parseObj(result);
        //进行判断
        if (jsonObject.getInt("errcode") != 0) {
            throw new RuntimeException(jsonObject.getStr("errmsg"));
        }
        return jsonObject.getJSONObject("phone_info").getStr("phoneNumber");
    }

    private String getToken() {
        Map<String, Object> paramMap = getAppConfig();
        //发起请求
        String result = HttpUtil.get(TOKEN_URL, paramMap);
        JSONObject jsonObject = JSONUtil.parseObj(result);
        //判断接口响应是否出错
        if (ObjectUtil.isNotEmpty(jsonObject.getInt("errcode"))) {
            throw new RuntimeException("errmsg");
        }
        String token = jsonObject.getStr("access_token");
        return token;
    }
}
